The Sunday night broadcast, which averaged an audience of 21.8 million to become prime-time TV's highest rated show, is one the most skillfully and carefully packaged events in popular culture.

"It's going to be the same song, same lyrics, but it's going to be with my flair," the Grammy-Award-winning singer said in a teleconference Tuesday.

"We have some ideas for the visuals right now," Fred Gaudelli, the executive producer of Sunday Night Football, added. "It's Carrie. It's players. There will probably [be] some kind of live audience component. There will be a lot of visual effects -- hopefully just a rocking number to kick off the game."

She's got some very big, thigh-high leather boots to fill.

CORRECTION: An earlier version incorrectly reported the size of the audience for SNL.